Continuous molding machine with pusher

Plastic article or earthenware shaping or treating: apparatus – Control means responsive to or actuated by means sensing or... – Control means responsive to product weight or dimension

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Details

4253761, 425377, 4253781, 425817C, B29C 4436, B29C 4710

Patent

active

057860009

ABSTRACT:
A continuous molding machine molds heat sensitive thermoplastic material into a finished product. The material is fed into a mold from a source through a mold inlet that is defined by the mold. The cross-sectional shape of the mold is chosen to conform to the desired cross-sectional shape of the product that is being molded. An endless conveyor and a pusher force the material through the mold. Heating apparatus heats the material as it passes through the mold. As it is heated, it conforms to the shape of the mold and, therefore, to the desired shape of the product. Cooling apparatus cools the mass after it is heated and formed to ensure that the mass remains dimensionally stable as it exits the mold. The finished, molded product exits the mold through the mold outlet that is defined by the mold.

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